Projects per year
Abstract
The relative contribution of immunological dysregulation and impaired epithelial barrier function to allergic diseases is still a matter of debate. Here we describe a new syndrome featuring severe dermatitis, multiple allergies and metabolic wasting (SAM syndrome) caused by homozygous mutations in DSG1. DSG1 encodes desmoglein 1, a major constituent of desmosomes, which connect the cell surface to the keratin cytoskeleton and have a crucial role in maintaining epidermal integrity and barrier function. Mutations causing SAM syndrome resulted in lack of membrane expression of DSG1, leading to loss of cell-cell adhesion. In addition, DSG1 deficiency was associated with increased expression of a number of genes encoding allergy-related cytokines. Our deciphering of the pathogenesis of SAM syndrome substantiates the notion that allergy may result from a primary structural epidermal defect.
| Original language | English |
|---|---|
| Journal | Nature Genetics |
| Early online date | 25 Aug 2013 |
| DOIs | |
| Publication status | Published - 2013 |
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- 3 Finished
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Dermatology and Genetic Medicine (Strategic Grant) (Joint with Kings College London)
Barton, G. (Investigator), Campbell, P. (Investigator), Hickerson, R. (Investigator), Leigh, I. (Investigator), McLean, I. (Investigator) & Wyatt, P. (Investigator)
1/08/12 → 30/04/19
Project: Research
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Human and Mouse Genetics Studies of Filaggrin-Related Proteins in Eczema and Allergy (Joint with Trinity College Dublin)
Barton, G. (Investigator) & McLean, I. (Investigator)
1/10/10 → 28/02/14
Project: Research
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Aref#d: 22163. The Establishment of a Large Case Collection of Childhood Atopic Dermatitis: A Resource for Gemetoc Research (Joint with Trinity College Dublin)
McLean, I. (Investigator)
1/03/10 → 28/02/14
Project: Research